Re: Redis 16 times faster than Postgres?

From: Ron <ronljohnsonjr(at)gmail(dot)com>
To: pgsql-general(at)lists(dot)postgresql(dot)org
Subject: Re: Redis 16 times faster than Postgres?
Date: 2019-09-30 00:25:27
Message-ID: 7c3a4b0d-ebb5-9cad-0260-15b2871a6d90@gmail.com
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On 9/29/19 7:01 PM, Morris de Oryx wrote:
> Sigh. I despair of "16x faster" and "20x faster" headlines that ignore the
> raw numbers. *The worst numbers in there are far below the threshold of
> user perception*. Unless these results are compounded by running in a
> loop, they are meaningless. Not immeasurable, just meaningless.
>
> https://www.nngroup.com/articles/response-times-3-important-limits/
>
> That piece is from 1993, but the human nervous system hasn't changed since
> then.

Back-end web servers don't have human nervous systems. Faster response time
means that a give bit of hardware can support a much higher load, saving you
money

--
Angular momentum makes the world go 'round.

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